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1770 Schlesinger (1967 JR)
Classification: Main-belt Asteroid          SPK-ID: 2001770
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06113643218103305 2.7362e-08  
a 2.457276390225393 6.7009e-09 au
q 2.307047278844325 6.629e-08 au
i 5.292577733564673 3.3053e-06 deg
node 21.91024632141193 3.8203e-05 deg
peri 39.76173028421729 5.1241e-05 deg
M 98.40835400554131 3.374e-05 deg
tp 2458615.900331317148
(2019-May-12.40033132)
0.00013167 TDB
period 1406.952510536152
3.85
5.755e-06
1.576e-08
d
yr
n .2558721757160188 1.0466e-09 deg/d
Q 2.607505501606461 7.1105e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3081  
   data-arc span      32687 days (89.49 yr)  
   first obs. used      1930-12-20  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39595  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:36:25  

Additional Information
 Earth MOID = 1.32188 au 
 Jupiter MOID = 2.56715 au 
 T_jup = 3.484 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456909.5 (2014-Sep-09.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05989059730810324 2.7264e-08  
q 2.310513766071636 6.5942e-08 au
tp 2457207.261769347496
(2015-Jul-03.76176935)
0.0001346 TDB
node 21.93680897176032 3.8208e-05 deg
peri 39.4318426868669 5.1823e-05 deg
i 5.292840025283782 3.3051e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3081  
   data-arc span      32687 days (89.49 yr)  
   first obs. used      1930-12-20  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39595  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:36:25  

Additional Information
 Jupiter MOID = 2.56715 au 
 T_jup = 3.484 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.433235418967615E-16 -1.789974874117174E-15 6.539966226902256E-14 -1.060790044882552E-15 -6.255445217534721E-16 -4.731412648892557E-16
q -1.789974874117174E-15 4.348352128818162E-15 -9.318961644106049E-14 2.155689317693804E-15 1.518883762634771E-14 1.125431213348024E-15
tp 6.539966226902256E-14 -9.318961644106049E-14 1.811682488833615E-8 1.708979765189658E-11 4.724258641595013E-9 -4.874233791483434E-12
node -1.060790044882552E-15 2.155689317693804E-15 1.708979765189658E-11 1.459844777768873E-9 -1.448908761868958E-9 -2.989695552423019E-11
peri -6.255445217534721E-16 1.518883762634771E-14 4.724258641595013E-9 -1.448908761868958E-9 2.685572293740566E-9 2.851749937689593E-11
i -4.731412648892557E-16 1.125431213348024E-15 -4.874233791483434E-12 -2.989695552423019E-11 2.851749937689593E-11 1.092360383534816E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.0   n/a MPO416725  
diameter diameter 10.614 km 0.092 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 2.88036 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2015) http://www.asu.cas.cz/~ppravec/neo.htm]
[Pravec, P.; Wolf, M.; Sarounova, L. (2016) http://www.asu.cas.cz/~ppravec/neo.htm]
[Carbognani, A. (2017) Minor Planet Bull. 44, 52-57.]
geometric albedo albedo 0.207   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1770 Schlesinger (1967 JR)          Discovered 1967-May-10 by Cesco, C. U. and Klemola, A. R. at El Leoncito
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1967 JR = 1930 YX = 1937 RN = 1941 UH = 1943 DK = 1959 GQ = 1968 SA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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